#define  _CRT_SECURE_NO_WARNINGS 1
#include<stdio.h>
int main()
{
	signed int num1 = 100;
	num1 = -100;
	int num2 = -100;
	unsigned int num3 = 200;
	unsigned int num4 = -200;
	printf("%d,%d,%d,%u\n",num1,num2,num3,num4);
	return 0;
}